KL23-006-020 紫外熔融石英平凹透镜
http://odoo.test.kewlab.falinwa.cn/shop/kl303-kl23-006-020-7796
http://odoo.test.kewlab.falinwa.cn/web/image/product.template/7796/image_1920?unique=77f8935
<p>直径:6.3 mm; 焦距:-20.0 mm</p>
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